tree 92760c4f26606f4890f05a41168759f34b012ea3
parent e0993a0ea28b845eb00b0455a201162c083e4dbe
author Andrey Konovalov <andreyknvl@gmail.com> 1455350886 +0300
committer chrmhoffmann <chrmhoffmann@gmail.com> 1502562786 +0200

ALSA: usb-audio: avoid freeing umidi object twice

The 'umidi' object will be free'd on the error path by snd_usbmidi_free()
when tearing down the rawmidi interface. So we shouldn't try to free it
in snd_usbmidi_create() after having registered the rawmidi interface.

Found by KASAN.

Change-Id: I757ff0d45bb6ea225eab52f9871922d21c67f894
Signed-off-by: Andrey Konovalov <andreyknvl@gmail.com>
Acked-by: Clemens Ladisch <clemens@ladisch.de>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>